/Engine/Source/Editor/BlueprintGraph/Classes/K2Node_ConstructObjectFromClass.h
Return the requested metadata for the pin if there is any
virtual [FString](API\Runtime\Core\Containers\FString) GetPinMetaData ( [FName](API\Runtime\Core\UObject\FName) InPinName, [FName](API\Runtime\Core\UObject\FName) InKey )